Features Clear display:3-digit LED displays measured values with high brightness, easy to read even in the dark. Accuracy:Has a high precision voltmeter with a measurement range of 0-100V DC. Reliability:External housing prevents it from damage. With reverse polarity protection and long service life. Suitability:It is used for monitoring household voltmeter and also suitable for other DC voltmeter measurement. The product has good stability and strong anti-interference ability. Specification: Test voltage range:DC 0~100V Accuracy：1% Display：3 digits LED Working temperature：- 10 ~ + 65℃ Measurement rate：200mS/time Power：DC 3-30V Max. output：DC 100V (above 100V carries a risk of burning) Min. output：DC 0V (Below 0V, measurement inaccurate or not shown) Current consumption：<20mA LED color：Red/Green/Yellow (Optional) Weight：Approx.17g/0.6oz Size:Approx.4.8*2.9*1.9cm Package List: 1 * Digital Voltmeter 1 * Wire Note: Please allow slight error due to manual measurement. Thanks for your understanding. Package List