Features Automatic reverse polarity and short circuit protection, reverse charge protection, over temp protection, cell balancing and audible alarms.
Auto-shutdown in fault conditions Forced 60 second cooling period between starts over 300 Amps High quality leads and powerful Lithium Cobalt cells means enough power to start up to 7.5L diesel engines (depending on battery and engine conditions) 21,000mAh storage capacity means the unit can fully charge an iPhone8 up to 10 times Powerful torch function with steady, SOS and strobe functions Specifications Battery Capacity: 21000mAh (77.7Wh) Dimensions: 225 x 91 x 34 (mm) Full Charging Time: 5.5hrs via Quick Charge Input Socket: USB-C 3.0 Input Voltage – DC: Quick Charge USB-C (5V/3A; 9V/2A) Lifetime: 3 – 5 years (depending on usage) Operation Temperature: -20C to 60C Output: 5V/1A USB 5V/2.1A USB 12V Jump Starting Peak Current: 1300 Amps Starting Current: 12V 550 Amps Weight: 750g