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MWB HC-18650 & 21700 Battery-Packs are manufactured with the highest rated Lithium-Ion cells on the market today. MWB designs and build our own BMS / PCB's that prevents the pack from over-discharging and over-charging. Each pack is welded with .375 Nickel Tabs for the best overall contact between cells, and are tested for high rated charging cycles along with high ambient temperatures. Our standard connector is the 22 gauge 2-Pin JST SM Connector that can be change depending on your needs.
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1S-8S 18650 Lithium / 5-30V Lead Acid Battery Level Indicator.
1. The first time the product is powered on, the default is 3S voltage of ternary lithium battery
2. In the normal display state, if there is no operation key within 10 seconds, the product will automatically shut down, display and enter low power consumption. You can manually press the key briefly to close the display and enter low power consumption. When the product is turned off, press the key briefly to turn it on and display the power.
Function setting:
1. Press and hold the key for 2 seconds to enter the setting state: the mode light (battery 1 type) flashes, and the string number light is always on; Briefly press the key to select the battery type.
2. After confirming the battery type, press and hold the key for 2 seconds to enter the string number 2/voltage setting (the mode light is always on, and the string number/voltage light flashes)
3. Press the button to set the battery string number or voltage; Please refer to the above table option settings for details.
4. After setting, press and hold the key for 2 seconds to save the data and return to the display of 4 power status (or wait for 5 seconds to automatically return)
5. In the setting state, if there is no operation button within 5 seconds, the power will automatically return to the normal display.
LED displays different colors for different battery types.
Red light = lithium ternary battery.
Green light = lithium iron phosphate battery.
Yellow light = lead acid battery.
Specifications:
Working current:<10mA
Working voltage: DC5V-30
Display mode: LED indicator
Refresh speed: 500ms/time
Appearance dimension: 46mm * 15mm * 3mm
