Directed Backup

2595 directed backup products are offered for sale by suppliers on Alibaba.com, of which portable power stations accounts for 7%, uninterruptible power supplies (ups) accounts for 4%, and power banks & power station accounts for 2%. A wide variety of directed backup options are available to you, such as solar panel, ac adaptor and car.You can also choose from mppt, no and pwm directed backup,As well as from lithium ion, lead-acid directed backup,and whether directed backup is monocrystalline silicon, or polycrystalline silicon.