Product features: 1.Voltage display 2. Power failure saving 3.Low voltage alarm 4. Backlight setting 5. Wide application: lead-acid / ternary RIED / iron phosphate batteries universal Product Parameters: Model: 5918 Voltage measurement range: DC7-100V Working current: ≤15MA Display mode: wide view LCD color screen Temperature detection: -20~80° 1. Product first use default ternary lithium batteries 3 series mode voltage (L03) 2. Lithium-ion battery type L measurement: from L03 series to L20 series 3. Lead-acid battery type P measurement: DC12V, 24V, 36V, 48V, 60V, 72V, 84V 4. LiFePO4 battery type F measurement: from F03 to F24 series 5. In the main page, short press the button to switch display mode, double press the button to switch the display on/off (turn off the display to enter the low power consumption) 6. Low voltage warning function 7. With power failure memory to save data Package list: 【Handlebar Mounting Kit】 Meter head*1 Accessories *2 【Flush Mount】 Meter head*1 Accessories *2 diameter lingkaran 5,5cm