Motorola Astro & Astro Saber, Nicad (Intrinsically Safe High Capacity), NTN4992C Quantity in Basket: None Code: NTN4992CR Price: $96.00 Shipping Weight: 3.00 pounds Quantity: Motorola NTN4992CR, Intrinsically Safe Nicad 1800 Mah, 7.5v. For Saber, Astro Saber.