| Type | Model | SPEC. | Picture |
| Lithium battery Life jacket light | DFYD-L-B | *Luminous intensity:≥0.75cd *Time of power:≥8h *Operation voltage:3.6V *Stowage Environment Temperature：-30℃~+65℃ *water-activated temperature: -1℃~+30℃ *Lighting form:flashing *Flash Frequency:50~70times/min *Color of light:white *weight(including battery):≤150g |  |
| Lithium battery Life jacket light | DFYD-C | *Luminous intensity:≥0.75cd *Time of power:≥8h *Operation voltage:3.6V *Stowage Environment Temperature：-30℃~+65℃ *water-activated temperature: -1℃~+30℃ *Lighting form:flashing *Flash Frequency:50~70times/min *Color of light:white *weight(including battery):≤150g |  |
| Lithium battery Life jacket light | DFYD-D | *Luminous intensity:≥0.75cd *Time of power:≥8h *Operation voltage:3.6V *Stowage Environment Temperature：-30℃~+65℃ *water-activated temperature: -1℃~+30℃ *Lighting form:flashing *Flash Frequency:50~70times/min *Color of light:white *weight(including battery):≤150g |  |
| Lithium battery Life jacket light | DFYD-E | *Luminous intensity:≥0.75cd *Time of power:≥8h *Operation voltage:3.6V *Stowage Environment Temperature：-30℃~+65℃ *water-activated temperature: -1℃~+30℃ *Lighting form:flashing *Flash Frequency:50~70times/min *Color of light:white *weight(including battery):≤150g |  |
| Lithium battery Life jacket light | DFYD-FB-A | *Explosion levels:Exia IIC T4Ga *Luminous intensity:≥0.75cd *Time of power:≥8h *Operation voltage:3.6V *Stowage Environment Temperature：-30℃~+65℃ *water-activated temperature: -1℃~+30℃ *Lighting form:flashing *Flash Frequency:50~70times/min *Color of light:white *weight(including battery):≤150g |  |
