This is a high-performance replacement remote control battery for the Philips 530065, guaranteed to meet or exceed the OEM specifications of your original. The remote control battery is 2.47 x 1.2 x 0.306 inches with an output of 3.7 volts. The chemistry is LI-POL at 1700mAH capacity. Manufactured by Empire Scientific, model number RLP-017-1.7. We offer a 1 Year Warranty with purchase. See this product elsewhere at a lower price? Call or email us; we have a Price Match Guarantee.