Meet the UVB-1 Series.

A pocket sized UVB meter with a live UVI display and a button to hold the reading.

Read the operating guide
Illustration of the UVB-1 Series showing its sensor, display and ON/OFF button
Product visualization. Screen value shown for illustration.

Read at a glance

See live UVI together with battery percentage and voltage.

Keep a value in view

Short press the button to hold the current reading. Press again to return to live readings.

Recharge for next use

The meter uses a rechargeable LIR2450 cell and comes with an RSC-X2-3 charger.

The UVB-1 Series brings the sensor, screen and ON/OFF button together in a compact horizontal meter. The screen shows live UVI, battery percentage and battery voltage.

Keep a value in view

Short press the ON/OFF button while measuring to lock the current value. HOLD lets you view or record the displayed reading away from the light source. Press the button again to return to live readings.

One button for the routine

Short press to turn the meter on. While measuring, short press to hold or release a value. Long press to turn the meter off. After two minutes of inactivity, the meter switches off automatically.

Meter specifications

Item Detail
Model UVB-1 Series
Display Live UVI, battery percentage and battery voltage
Sensor wavelength range 240 to 320 nm
Reading lock HOLD
Battery Rechargeable LIR2450
Automatic power off After two minutes of inactivity

The sensor range is a wavelength specification. It does not describe the numeric range of UVI values. Learn how UVB and UVI differ.

Included charger

The operating guide identifies an RSC-X2-3 charger as included with the meter. Its indicator is red while charging and green when fully charged. The stated charging time is three to four hours.

Charger item Detail
Model RSC-X2-3
Input DC 5 V / 15 mA
Output 4.2 V / 8 mA
Port USB Type-C
Weight 21 g

These are the charger specifications. The meter uses a rechargeable LIR2450 cell.

Before first use

Remove the battery insulating tab before switching the meter on. Point the sensor on the left directly at the light source when taking a reading.

The guide states that children under 12 shall not use the product. When using the charger, align the positive battery pole with the charger's positive mark.

Read the operating guide · Find answers in the FAQ · Open manual and support

A reading you can hold. A routine you can repeat.

One button controls power and HOLD. The screen keeps the UVI value and battery information together.

Read the operating guide