It's controlled by a twisty switch, and has a magnet in the tail. It looks like Nitecore is still, thankfully, using the 219B as claimed - that explains the gorgeous tint this lantern has. I would like some sort of loop aside from the lanyard hole though, for hanging the light from things like tent internals, etc. Unlike most of the competition, this could also double as a backup flashlight with the diffuser retracted. The Nichia LED in it is the softest natural white light - very soothing. Peeking through the cell tube at the head of the light, it can be seen that the positive contact is a brass button, and there's physical reverse polarity protection. Standard Nitecore package. High CRI with a great tint - and it's still using the 219B as claimed! I want to use it on a break-away lanyard but the cord is too large to thread through the hole. The tailcap also has a hole for lanyard attachment. The flat tailcap means tail standing is stable, which is important for a lantern. * Measurement disclaimer: I am an amateur flashlight reviewer. The light runs off a single AA cell. A nice addition to my ever-growing LED collection. Examining a surface at close range, this light takes the place of a COB and works beautifully. Today I have in for review another Nitecore, but from an unusual source. There's also minimal throw, so the light is only meant for close up use. Head Size 22.6 mm You can still see all customer reviews for the product. For reference, here’s a baseline shot, with all the room lights off and almost nothing hitting the sensor. From off, the light always starts in low (9 lumens claimed). The CRI Version produces a neutral white light, but not too warm. After the two screws are removed, the light comes right apart into all the individual components. In beacon mode, the light briefly flashes once every few seconds. The light ships in Nitecore's standard black and yellow packaging, but with a clear section giving a view of the light. check out the. Disabling it will result in some disabled or missing features. This looked interesting and I thought I would try it but thinking it would end up in a pile of unused items. This is a wonderful little candle type of light. The "CRI" version I have here uses a 219B, but they also make a version that uses an XP-G2 for a slightly higher output with lower color accuracy. Aside from holding in the hand, the magnet in the tail is probably the main way this light will be held. There are other sizes though, which accept other sized cells – if AA doesn’t work for you, you have options. There's a small molding mark in the center of the diffuser. Not such a terrible deal with NiMH as it is with the larger LiIon cells. High CRI with a great tint - and it's still using the 219B as claimed! There is no mode memory. It's also idea as a task light in small spaces like under the hood or inside a PC, where the magnet is very useful. Unlike most of the competition, this could also double as a backup flashlight with the diffuser retracted. It's also idea as a task light in small spaces like under the hood or inside a PC, where the magnet is very useful. Switching off and back on will step through the rest of the modes - medium (30 lumens), high (85 lumens), and the beacon mode. Without a cell, the light weighs in at 42 grams. So glad I bought it! Inside the tail, there's a spring serving as the negative cell contact. Please make sure that you are posting in the form of a question. This light is made mostly of aluminum with a high quality anodized finish. The included lanyard is also great if you would rather hang the lantern, as from the top of a tent.