Since a replacement USB wall charger plug for your iPad or iPhone will cost you only $19 to replace, it’s hard to justify a $40 wall charger. The Powerslayer’s selling point, however, is its power regulation. The embedded software in the charger monitors the charge status on the device, and cuts the power when it's fully charged, so it’s not unnecessarily drawing energy. Photo 2 of 5 in Eco-Friendly Device Charges Your Phone and Shuts Off When It's Done by Alexander George

Eco-Friendly Device Charges Your Phone and Shuts Off When It's Done

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Since a replacement USB wall charger plug for your iPad or iPhone will cost you only $19 to replace, it’s hard to justify a $40 wall charger. The Powerslayer’s selling point, however, is its power regulation. The embedded software in the charger monitors the charge status on the device, and cuts the power when it's fully charged, so it’s not unnecessarily drawing energy.