HJ04L battery is a 12v/24wh that features lithium-ion polymer technology, crafted, assembled, and packed in one facility to ensure consistency. With 50-70% less weight than standard batteries, this Featherweight Battery also has improved cranking amps and fast recharge. It has an estimated 6-12x lifecycle of lead acid batteries and 1-year shelf life while remaining non-hazardous and non-flammable. Additionally, the HJ04L Fire Power battery offers a more precise fitment with a 2-year warranty. Free ground shipping to the lower 48 states, while carrier restrictions apply for Alaska, Hawaii, and Puerto Rico.