Compatible model: For GE MAC 400, MAC C3, MAC 600, EKG Mac 400, EKG Mac C3, EKG Mac 600 Part No.: 2047357-001, 2030912-001, 2073265-001 Specifications: 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.