2 in 1 function: Measure and display battery capacity and voltage. Dual display: The capacity and voltage can display at the same time, clear and easy to read. LCD display: LCD screen with backlight for easy reading. Wide working voltage range: This battery monitor can tolerate wide working voltage range (DC 7-68V) from capacity, voltage Suitable battery types : The battery detector is suitable for lithium batteries, Lead-Acid batteries. Good quality: Made from good quality plastic material for durability. Easy to install: Easy and quick to install. Safe to use: Simple connection with reverse protection Display color: blue Voltage measuring range: DC 7-68V Working current: Less than 15mA Display: LCD Measuring accuracy: 1%1 digit Measuring speed: . 2 /s Working temperature: -10~70 Working air pressure 80-106Kpa Working humidity: 10~8% Material:plastic colour:As Shown Package Contents: 1 * battery capacity voltage meter Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.