Compatible model: For Garmin GPSMAP 276 GPSMAP 276c GPSMAP 296 GPSMAP 396 GPSMAP 376 GPSMAP 376C GPSMAP 378 GPSMAP 496 GPSMAP 495 GPSMAP 478 GPSMAP478 EGM478 3580100054300 100054300 010-00543-00 Part No.: 010-10517-00, 010-10517-01, 011-00955-00 Specifications: CS-GM296SL Category GPS, Navigator Capacity 3400mAh Type Li-ion Voltage 8.4V Rate 28.56Wh Color Black Dimension 77.00 x 49.25 x 21.50mm EAN Code 4894128116509 Net Weight 120.0g / 4.23oz Gross Weight 190g / 6.70oz We guaranteed: >All products 12 Months Warranty! >Delivery reliable,optimal performance! Considerate service! >Best price and Good quality! Using Tips: 1.Terminate any applications that are not in use. 2.Switch the vibration off and reduce ring tone and screen timeout. 3.Avoid exposing the battery to liquid or subject to strong mechanical shocks. 4.You can use the Baixt External Battery to make your cell phone battery life last longer. 5.Avoid overcharge and over discharge. Please stop charging when the battery is 100% charged. 6.Avoid exposing to high temperatures 140F/60C. Keep the battery power between 5%-95%. 7.Do not short-circuit the battery.Accidental short-circuiting can occur when a metallic object such as a coin clip,or pen causes direct connection of the positive(+) and negative(-) terminals of the battery short-circuiting the terminals may damage the battery of the connecting object.