A 18650 quad LED lamp with side switch and a great, easy user interface.
Emitter: Four LEDs on a copper DTP MCPCB e.g. Samsung LH351D
Reflector: 43 mm ID, aluminum, smooth finish
Lens: High transmittance glass
Flux: ~5600 lm (LH351D) Throw: ~350 m (LH351D)
Firmware: The SP36 uses free software called Andúril, distributed under the terms of the GPL v3.
Code is available from http://tiny.cc/TKAnduril
User interfaces:
1. By default the SP36 is set to use SMOOTH RAMPING. Instant access to TURBO mode is also
provided.
2. A more conventional STEPPED RAMPING UI is available if you like discrete modes level. You can
choose how many steps you want.
3. MOMENTARY mode is useful for signaling purposes or rapidly/briefly lighting up targets. To exit
this mode, physically disconnect power
4. MUGGLE mode uses a reduced output.
5. It has an electronic LOCKOUT for safety, but acts also as momentary low light.
Other functions: Battery check, sunset, beacon, tactical strobe, party strobe, bike flasher,
candlelight, lightning storm
Battery: Three button-top 18650 cells. Unprotected cells are recommended. Max. length 71 mm. Cells
are not included.
Charging: Integrated charger via USB-C
Driver: FET+1 driver. Low parasitic drain while OFF
Body: Aluminum with HA III anodizing
Switch: Electronic side switch
Ingress rating: Equivalent to IPX8
Weight: Approximately 300 g without cells
Size: 50 mm Ø head x 126.7 mm length.
Manual design and concept by J. Hollmann. Content from budgetlightforum, collected over time. Many
thanks to ToyKeeper for her great software!
UI Diagram
Not everything is covered in the diagram, please read the text.