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Energizer AP1201 Silicone Protective Case with built in rechargeable battery for iPhone4 and iPhone 4S

3.6 out of 5 stars 28 customer reviews

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  • Protection: One-piece, silicone case, shack absorbent to protect the iPhone
  • Twice the Power: Built in rechargeable battery nearly doubles the talk time
  • Low Profile: Lightweight design is flexible and comfortable to hold
  • Quick Charge: High Speed Charge direct to the iPhone
  • Battery Check: Smart LED's monitor power status
Currently unavailable. We don't know when or if this item will be back in stock.

Product details

  • Product Dimensions: 13 x 6.4 x 1.7 cm
  • Boxed-product Weight: 181 g
  • Delivery information: We cannot deliver certain products outside mainland UK ( Details). We will only be able to confirm if this product can be delivered to your chosen address when you enter your delivery address at checkout.
  • Batteries 1 Lithium ion batteries required.
  • Item model number: AP1201
  • ASIN: B003Y3BD3S
  • Date first available at 26 Nov. 2010
  • Average Customer Review: 3.6 out of 5 stars 28 customer reviews
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Product description

Manufacturer's Description

Energizer AP1201 Silicone Protective Case

The Energizer AP1201 case for iPhone 4 is the first silicone case with built in rechargeable battery that provides a permanent power source that extends the life of the iPhone 4 providing twice the amount of power to keep you going. It's the power, protection and style that you expect from a brand you know and trust.

Power management

The AP1201 provides high speed charge direct to your iPhone 4 or simultaneous pass through charge to your iPhone 4 and the case.

  • Standby up to 200 Hours
  • Music 27 up to Hours
  • Video up to 7 Hours
  • Talk up to 5 Hours on 3G (9 Hours on 2G)
  • Internet up to 4 Hours on 3G (7 Hours on WiFi)

Low profile protection

The AP1201 is a lightweight, flexible form-fitting silicone rubber case that is extra thin and easy to handle. The case is a one-piece construction made from a durable, nonslip, and finger prong resistant material.


An integrated bumper prevents signal loss or antennae interference caused by direct contact. A Smart LEDS monitor on the back cover monitors power status and lets you know when it's time to recharge.

Made for iPhone
Energizer AP1201 Silicone Protective Case
Extremely thin (17 mm) soft silicone rubber case

"Made for iPhone 4" Certification

The Energizer AP1201 has been certified by an Apple designated test lab and received certification from Apple as a "Made for iPhone 4" product. The AP1201 utilizes an Apple-designated 30 pin dock connector from an Apple certified vendor. We ensure 100% compatability with your iPhone 4.

Powersafe technology

All products integrate a minimum 12 safety logics into every cell for maximum protection of the battery, device and user. In addition, each product uses a mathematical circuit control unit with built-in proprietary software to control and regulate temperature, voltage and current.

Trusted brand

The AP1201 is just one of a full line of Energizer Energi to Go solutions that is bringing convenient power to consumers, making mobility easier. Energizer continues to fulfill its role as a technology innovator by redefining portable power solutions to meet people’s active lifestyle needs for today and tomorrow with Energizer Energi to Go chargers for rechargeable portable devices.

Box Contains

AP1201 Portable Charger
Users Manual
USB Charging cable