Feature:
1. EASY TO CONNECT: The reference module uses original copper terminals, which is convenient to directly insert the multimeter pen.
2. HIGH PRECISION: The reference voltage value uses AD584JH, with 5% error, the resistor value adopts 100Ω 1K, 10K, 100K, 100K, 1% error.
3. 4 CHANNEL DESIGN: The voltage reference module has 4-channel output voltages of 2.5V, 5.0V, 7.5V, 10.0V and a built-in resistance reference source.
4. COMPACT SIZE: The reference source module is small in size and lightweight, easy to carry and store, and has great practicality.
5. DURABLE MATERIAL: Made of excellent, strong and durable materials, it has a long service life and is widely used in multimeter calibration.

Specification:
Item Type: Voltage Reference Module
Input voltage: 12V-24V
Working temperature: -25℃~85℃
Working humidity: 5%~95% RH
4-channel output voltage: 2.5V, 5.0V, 7.5V, 10.0V
Reference voltage value: AD584JH, 5% error
Reference resistance value: Accurate resistance 100Ω 1K, 10K, 100K, 1% error, measured value is normal within error range
Application: To calibrate multimeters
Applicable battery: 12V 23A
Battery size: approx. 2.8 x 1 cm/1.1 x 0.4 inches

Package List:
1 voltage reference module 4 screws
4 nuts