Monocrystalline Solar Panel Kit Battery Free Direct Drive IP70 Solar

50W 12V Solar Panel Kit Battery Trickle Charger w/ Controller Maintainer for RV Car WHY DO WE NEED A SOLAR TRICKLE CHARGER?  [ Top up your vehicle easily ]  Automotive batteries naturally discharge when it's not in use, and those more than 30 electrical modules as computer, alarm system, immobilizer and lock monitoring, all consume electricity from the battery. These issues make it hard to boot. Solar trickle charger solve the startup problem by keeping the battery active.  [ Prolong the battery longevity ] A 12V battery that is not correctly maintained above 12.4V will suffer from sulphation, which the main cause of battery died. That's why the vehicle battery easily goes to dead when vehicles are left sitting for too long. Solar trickle charger prolong the longevity with continuous trickle charging to the battery.  [ Multiple protection, portable, reliable charger ] With overcharge&reversal drain protection modules, convenient to use the 16.5inch solar trickle charger with various vehicle, RV, Camper, Tractor, Boat, etc. Warnings： The protective plastic film on the panel surface is supposed to peel off. The cigarette plug option only works if it has constant power when the key is out of the ignition. When you start the car, please remove the solar panel from the car battery. Specification: Type: Solar Panel Maximum power (pmax): 50W Open circuit voltage (voc): 20V Maximum power voltage (vmpp): 18v Short circuit current (isc): 1.5A Maximum power current (impp): 1.1A Output: 1.5m DC line Irradiance: 1000W/㎡ Waterproof Grade: IP65 Type: with 100A solar controller Controller: Current: 100 Float Charge: 14.4V Charge Reconnect: 13.2V Voltage of Open Light: solar panel 8V USB Output: 2way USB Output: 5V/2.5A(Max) Self-Consume: <10mA Operating Temperature: -35℃~+60℃ Packing List: 1 * Solar Panel 4 * Sucker 1 * Car Charger 1 * Battery Clip 2 * Climbing Hook 1 * Controller 1 * User Manual

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