Delivery time for this battery is 4-7 days. Battery for models Magellan, CS-MM1700SL, GPS, Navigator Compatible models: 338937010172, T300-3, Maestro 1700 Capacity: 750mAh Size: 50.30 x 36.65 x 5.59mm Why choose Cameron Sino batteries? Cameron Sino was founded in 2000 and has been in existence for 23 years, proving it is not an overnight company. Since 2004, Cameron Sino has been involved in battery manufacturing, accumulating over 15 years of experience in battery production. Cameron Sino officially sells its products in America and European countries, confirming the high quality of their batteries.