Batteries & Power Accessories

Power your Canon EL-1 and EL-5 speedlights with this high-quality replacement battery.

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Relay Camera Couplers work in tandem with the Case Relay Camera Power System to keep your camera powered continually with an external 5V USB battery pack or wall power. The Relay Coupler is simply an insert for your camera battery cavity that enables powering the camera via Case Relay Camera Power System. The coupler does not contain a battery or hold a charge.

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• For Canon Rebel T3, T5, T6, T7 Cameras

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ProMaster batteries are a high quality, long lasting power source for your digital camera or camcorder. ProMaster replacement batteries are manufactured to meet or exceed the equipment manufacturer's specifications.

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• Rechargeable lithium-ion battery
• For select EOS DSLRs 
• Charge with the LC-E17 Battery Charger.

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• Fits: Sony Alpha NEX-3, 5, 6 and 7 Series Cameras, DSLR-SLT-A33, DSLR-SLT-A55

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ProMaster batteries are a high quality, long lasting power source for your digital camera or camcorder. ProMaster replacement batteries are manufactured to meet or exceed the equipment manufacturer's specifications. Learn More

ProMaster batteries are a high quality, long lasting power source for your digital camera or camcorder. ProMaster replacement batteries are manufactured to meet or exceed the equipment manufacturer's specifications. Learn More

• 3.7V 1100mAH Lithium Ion 
• Replaces Nikon EN-EL9, EN-EL9A

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• 7.2V 1700mAH 
• Fits Sony Alpha A200, 300, 350, A500, A550, A850, 700, 900; 
• Replaces Sony NP-FM500H

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