The device won't power on.

1.Press the power button briefly, avoid long presses. 2.Use the reset button at the device's bottom. 3.Connect to a computer for firmware update.

Readings are inaccurate.

1.Ensure the unit is set to μSv/h, the standard for normal areas. 2.Charge the device if the battery voltage is low. 3.Keep away from strong electromagnetic devices during measurement.

The device fails to detect radiation.

Conduct a function test: hold a test source close to the detector and check if the reading increases. Update the firmware if software freeze causes data lock.

How do I switch languages?

Long-press the right button to enter settings, navigate to "Language" with the down button, select English, and confirm with the OK button.

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

FNIRSI Geiger Counter Nuclear Radiation Detector - Radiation Dosimeter with LCD Display, Portable Handheld Beta Gamma X-ray Rechargeable Radiation Monitor Meter, 5 Dosage Units Switched

FNIRSI Geiger Counter Nuclear Radiation Detector - Radiation Dosimeter with LCD Display, Portable Handheld Beta Gamma X-ray Rechargeable Radiation Monitor Meter, 5 Dosage Units Switched

Product ID: 528616815

Details

Brand
FNIRSI
Item dimensions L x W x H
12.7 x 5.1 x
Item weight
200 Grams
Material
Iron
Style
Compact

📊5 dosage units switchable

🔋Rechargeable & portable

☢️Detects Gamma, Beta & X-rays

Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.

C$13585

Duties & taxes included

In stock

Sold byAmazon NicaraguaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Nicaragua.

Secure transaction

Description

☢️ Stay safe, stay savvy: Your pocket-sized radiation watchdog!

CUSTOMIZABLE SMART ALARM - Set light, vibration, or sound alerts for real-time dose and cumulative radiation thresholds—never miss a critical alert.
COMPACT PORTABLE DESIGN - Lightweight 200g iron body fits comfortably in hand or pocket for on-the-go radiation monitoring.
VERSATILE PROFESSIONAL USE - Ideal for home safety, geological surveys, automotive inspections, nuclear plants, and radiology labs—stay ahead in any environment.
PRECISION RADIATION DETECTION - Built-in GM sensor measures ionizing radiation with ±30% accuracy across 48 KeV-1.5 MeV energy range.
MULTIFUNCTIONAL USER FRIENDLY - Switch between English and Chinese, adjust system clock, units, and alarms with easy one-handed operation.

The FNIRSI GC-01 Geiger Counter is a compact, rechargeable handheld radiation detector with a built-in GM sensor capable of detecting Gamma, Beta, and X-rays. Featuring a clear LCD display and customizable alarms (light, vibration, sound), it supports 5 dosage units and dual-language operation. Lightweight and versatile, it’s designed for professionals and safety-conscious users in environments ranging from home improvement to nuclear facilities.

Specifications

ASIN	B0BHH9X1WG
Brand Name	FNIRSI
Customer Reviews	4.2 4.2 out of 5 stars (1,329)
Included Components	Nuclear radiation detector
Item Dimensions	12.7 x 5.1 x 2.5 centimeters
Item Weight	200 Grams
Manufacturer	FNIRSI-GC-01
Material Type	Iron
Model	GC-01
Output Type	digital
Part Number	GC-01
Smart Home Compatibility	Not Smart Home Compatible
Specific Uses For Product	home improvement, geological survey, automotive, nuclear power plants, industry, medical, radiology laboratories
Style Name	Compact
Unit Count	1 Count

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

Pooja R.

The customer service exceeded my expectations. Perfect for buying products you can't find elsewhere.

1 week ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.

C$13585

Duties & taxes included

In stock

Sold byAmazon NicaraguaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Nicaragua.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

View all Trustpilot reviews