Night Battle Equipment OVerview table

Searchlight  Large Searchlight  Star Shells  T98 Night Recon  T0 M11B Night Recon  Skilled Lookouts  Torpedo Squadron Skilled Lookouts 
CI Modifier +7[1] +7[1] +4[1] X X +5[2] +9[2]
Firepower Bonus[1] X X X +5 +7 X X
Accuracy Bonus[1] +7 +7 +5 +6.9~7.4 +10.35~11.1 X X
Enemy Fleet CI Modifier -5 -5 -10 X X X X
Targetting chance increase [2] 30.6% 42.1% X X X X X

Note:

  • Searchlights require at least 2   and Star Shells require at least 5   on the ship at the start of the night battle to trigger
    • Searchlights have 100% activation rate
    • Star Shells have an activation rate of 70% on each ship that have them equipped. The activation is checked from top to bottom
  • Searchlights reduce the nighttime evasion of the ship it's equipped on significantly
  • About Night Recons:
    • The recon cannot trigger on a slot of size 0.
    • The success rate is as follows: [math]\displaystyle{ \text{Trigger %} = 4 \times \lfloor \sqrt{ \text{LoS}_\text{Plane} \times \text{Level}}_\text{Ship} \rfloor }[/math]
    • If there are multiple night scouts in the fleet, each will have a chance to trigger.
    • If the Night Battle was preceded by a day battle:
      • The Air State must be AD, AS or AS+.
      • The Air State must be AD, AP, AS or AS+ in PvP.
  1. 1.0 1.1 1.2 1.3 1.4 Fleetwide Buff
  2. 2.0 2.1 2.2 Only applies to the ship it's equipped on