ITEM NAME:12V 24V 36V 48V 8-70V LCD Acid Lead Battery Capacity Voltage Tester Voltmeter 100% brand new and high quality Features: Display: Power, Voltage, Close, the key for cycle. The product is suitable for lead-acid 12V, 24V, 36V, 48V (8-70V) The product is suitable for 3.7V lithium series multi-platform, 2 string, 3 string, 4 string, 5 string, 6 string, 7 string and 8 string 9 string 10 string 11 string 12 string 13 string 14 string 15 string S1ï ¼Å¡%/V Rotate display in 2s Power percentage and voltage are displayed in turn recurrently and automaticallyï ¼â€º S2ï ¼Å¡Inactivity sleep in 10s Automatically sleep after battery capacity display for 10 s, save power, press the function key to wake up power display for 10 seconds; S3ï ¼Å¡Turn on backlight Power display turns on or off power backlight; S4ï ¼Å¡Show logo(Applicable to small battery icon) Logo icon is located in the underface of battery symbol on the left side of LCD, turn on and show the logo; S5ï ¼Å¡Discharge mode selection Power displays two kinds of battery discharge curve, different environments convert to select appropriate battery discharge modes; Setting procedure 1. Disconnect the module power supply, press and hold the setting button until powering the power module. Display shows the current power setting parameters; 2. Press the setting button to select P / L / F ï ¼Å’(P = 12V lead acid, L = 3.7V lithium battery, F = 3.2V lithium iron phosphate battery); 3 press the function key to set the number of the battery string, according to the function keys and set the key up or down to choose the number of batteries in series; 4. Press the function key for a long time to enter the advanced setting interface, use setting key to select S1-S5, enter key to select or cancel the current mode; 5. Reenergize the power after setting. The power automatically saves setting data. E.g. 10 lithium battery power, turn on power percentage and voltage automatic rotation display (S1 mode) Operation: Disconnect display module power, p.The product is suitable for lead-acid 12V, 24V, 36V, 48V (8-70V). The product is suitable for 3.7V lithium series multi-platform, 2 string, 3 string, 4 string, 5 string, 6 string, 7 string and 8 string 9 string 10 string 11 string 12 string 13 string 14 string 15 string.