You will find the expected operating times for your Marcum® electronics below using Amped Outdoors Lithium Batteries. All operating times are based off manufacturer supplied specifications. (Current draw at 12V)
All numbers below report hours of expected operation for each battery. Highlighted batteries will fit the stock battery opening.
| Product | Stock 9Ah SLA | 7.5Ah LiFePO4 | 15Ah LiFePO4 | 18AH LiFePO4 | 30Ah LiFePO4 |
| M1 | 22 | 34 | 68 | 83 | 139 |
| M3 | 25 | 40 | 80 | 96 | 160 |
| M5 | 20 | 28 | 56 | 77 | 128 |
| LX-6S | 14 | 21 | 42 | 52 | 86 |
| LX-7 | 9 | 14 | 28 | 35 | 58 |
| LX-9 | 6 | 10 | 20 | 25 | 41 |
| RT9 | 4 | 10 | 20 | 16 | 27 |
| MX-7gps | 15 | 14 | 28 | 58 | 97 |
| VS485c | 13 | 17 | 34 | 50 | 84 |
| Mission SD | 17 | 21 | 43 | 64 | 107 |
| Quest HD | 6 | 7 | 15 | 22 | 36 |