Shoto is a green solution provider and is one of the largest battery manufacturer's in China. Shoto's products include AGM Batteries, Gel batteries, Flooded Batteries, Spiral Batteries which are all designed for solar and wind systems. GEL and AGM solar batteries by Shoto are designed to be discharged and recharged hundreds of times. A VRLA (valve-regulated lead-acid battery) is a sealed lead acid rechargeable battery. VRLA batteries are AGM (absorbed glass mat battery) and Gel (gel cel) batteries. They do not require water or any maintenance during their lifetime. Shoto deep cycle VRLA batteries are used to store electricity and provide electrical power for solar electrical systems, solar communications, railway, aviation, military and other industrial applications.